4131222 has 16 divisors (see below), whose sum is σ = 8299632. Its totient is φ = 1370880.

The previous prime is 4131109. The next prime is 4131223. The reversal of 4131222 is 2221314.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4131223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18 + ... + 2874.

It is an arithmetic number, because the mean of its divisors is an integer number (518727).

Almost surely, 2^4131222 is an apocalyptic number.

4131222 is an abundant number, since it is smaller than the sum of its proper divisors (4168410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4131222 is a wasteful number, since it uses less digits than its factorization.

4131222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103.

The product of its digits is 96, while the sum is 15.

The square root of 4131222 is about 2032.5407744988. The cubic root of 4131222 is about 160.4573114603.

Adding to 4131222 its reverse (2221314), we get a palindrome (6352536).

The spelling of 4131222 in words is "four million, one hundred thirty-one thousand, two hundred twenty-two".